UmmŠthat doesn¹t cut it either, since softwire node will always have to formulate the 32-bit IPv4 address even if < /32 is conveyed. Also, Software interface is not defined anywhere in this document.
How about the following - -- Cheers, Rajiv Asati Distinguished Engineer, Cisco -----Original Message----- From: Ian Farrer <[email protected]> Date: Friday, April 25, 2014 at 8:42 AM To: Ole Troan <[email protected]> Cc: Softwires-wg list <[email protected]>, Yong Cui <[email protected]> Subject: Re: [Softwires] Working group last call for draft-ietf-softwire-map-dhcp-07 >Hi Ole, > >So the whole paragraph would read: > >When receiving the Port Parameters option with an explicit PSID, the >client MUST use this explicit PSID in configuring its softwire interface. >The Port Parameters option with an explicit PSID MUST be discarded >if the softwire node isn't configured with a full IPv4 address (e.g. IPv4 >prefix). > >If so, fine with me. > >Cheers, >Ian > >On 24 Apr 2014, at 10:15, Ole Troan <[email protected]> wrote: > >> Ian, >> >>> When receiving the Port Parameters option with an explicit PSID, the >>> client MUST use this explicit PSID in configuring its softwire >>>interface. >>> If the client¹s IPv4 address (configured via a separate sub-option) >>> is not 32 bit-long, the Port Parameters option MUST be discarded. >>> For MAP-E and MAP-T clients, the formula for the address length check >>> is "prefix4-len + ea-len = 32² and serves to ensure that the explicit >>> PSID is only applied to configurations with a completely formed IPv4 >>>address. >> >> I don't like the implications that IPv4 address can be != 32 bits. ;-) >> >> just simply: >> >> The Port Parameters option with an explicit PSID MUST be discarded if >>the softwire node isn't configured with a full IPv4 address (e.g. IPv4 >>prefix). >> >> ? >> >> cheers, >> Ole >> > >_______________________________________________ >Softwires mailing list >[email protected] >https://www.ietf.org/mailman/listinfo/softwires _______________________________________________ Softwires mailing list [email protected] https://www.ietf.org/mailman/listinfo/softwires
